If you want to draw PCB in orcad, you need to understand the concept of class and subclass. The subclass is a bit like the layer in AD and PADS, but it is not exactly the same. For example: Package Ge...
The MAX9814is a low-cost, high-performance microphone amplifier with automatic gain control (AGC) and low-noise microphone bias. The device features a low-noise front-end amplifier, a variable gain am...
A man was concentrating on his computer. His mother pushed the door open and handed him a glass of water. He looked at the glass blankly and asked thoughtfully: "Mom, did you copy it or move it?"...
Buzzers are very common devices, divided into passive and active types. Choose different types of buzzers according to project requirements. In recent projects, active buzzers are used. It's still the...
Introduction
This article introduces the process of porting μC/OS-Ⅱ to ATMEL's 8-bit microcontroller ATmega128. The so-called porting is to make a real-time kernel run on a certain microproce...[Details]
In recent years, the use of microprocessors to control switching power supplies has continued to grow. There is still much debate about the advantages of digital power supplies over analog power supp...[Details]
The "OFweek 2024 (13th) China Robot Industry Conference" hosted by OFweek, a Chinese high-tech portal, and organized by OFweek Robotics
was
successfully held in Shenzhen from April 18 to 19...[Details]
After all, what you read in books are theoretical things. In practical applications, you will always encounter unexpected or unpredictable situations. Instead of making blind inferences, it is be...[Details]
1 Introduction
The DVB-S digital satellite live broadcast system standard is designed to meet the bandwidth of satellite transponders and the transmission characteristics of satellite sign...[Details]
Recently, Cengiz Balkas, senior vice president of Wolfspeed's materials business, wrote an article reviewing Wolfspeed's achievements in 2021 and made predictions about the wide bandgap semiconductor...[Details]
As previously announced, Honor Mobile will hold an online press conference at 15:00 this afternoon to officially launch the Honor Play4 series. Just now, Honor Mobile's official Weibo account c...[Details]
Communication source program between P IC and 485 #include "HardwareProfile.h" //Configure bits __CONFIG( HS & WDTDIS & PWRTDIS & BORDIS & LVPDIS ); void Board_Init(void); #if defined(PIC_US...[Details]
stm32f1 has three low power consumption modes: sleep, shutdown and standby. When testing the standby mode, I found that it could not be awakened by the IO port interrupt. I was confused and spent a...[Details]
Why should we perform ohm calibration? When an ohmmeter measures resistance, it uses the battery inside the meter to power it, connects it in series with the internal resistance inside the meter and ...[Details]
The high-bandwidth power analyzers on the market often have a low sampling rate, only half of the bandwidth or less. Is this really reasonable? Can the input signal be sampled reliably? Can such a ...[Details]
Last night, Huawei EMUI’s official Weibo account released answers to questions related to Huawei Share. Let’s take a look! Q: What is the Huawei Share function? A: Huawei Share is an innovative tec...[Details]
Balanced modem circuit diagram
Figure 4 is a balanced modem with amplification function. In the process of radio transmission, the carrier is often suppressed and only the sideband component is ...[Details]
Data shows that by 2027, the scale of conductive silicon carbide power devices in the automotive market is expected to reach US$4.986 billion, accounting for 79.2%, while the market shares of energ...[Details]